Expenses are very complex enterprise, ranging from raw material costs, production costs, maintenance costs, labor costs and others. With the manufacturing waste, the company will increase the cost burden. Therefore, all waste must be managed and removed from manufacturing.
How big is the burden borne by stocking waste which occurs in the production. This is a variable that is difficult to quantify because it involves the habits, activities conducted daily. Savings derived from lean manufacturing activities and reduce waste may be calculated if the tangible gains and losses can be known.